Remove obsolete and misleading comments.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
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57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
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63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
74c53c2d 67 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 68 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 69 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 70 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
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DB
71 echo " --enable-static build static libraries [yes]"
72 echo " --disable-static do not build static libraries [no]"
73 echo " --enable-shared build shared libraries [no]"
74 echo " --disable-shared do not build shared libraries [yes]"
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DB
75 echo " --enable-gpl allow use of GPL code, the resulting libs"
76 echo " and binaries will be under GPL [no]"
77 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
78 echo " and binaries will be unredistributable [no]"
e6b9d588 79 echo " --enable-postproc enable GPLed postprocessing support [no]"
0a23c0bb 80 echo " --enable-swscale enable GPLed software scaler support [no]"
e6b9d588 81 echo " --enable-avfilter video filter support (replaces vhook) [no]"
0a23c0bb 82 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
4f50c3d5 83 echo " --disable-vhook disable video hooking support"
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84 echo " --enable-beosthreads use BeOS threads [no]"
85 echo " --enable-os2threads use OS/2 threads [no]"
86 echo " --enable-pthreads use pthreads [no]"
87 echo " --enable-w32threads use Win32 threads [no]"
88 echo " --enable-x11grab enable X11 grabbing [no]"
68178ca9 89 echo " --enable-xvmc enable XvMC support [no]"
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90 echo
91 echo "External library support:"
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92 echo " --enable-mlib enable Sun medialib [no]"
93 echo " --enable-avisynth enable reading of AVISynth script files [no]"
1f26f59f 94 echo " --enable-bzlib enable bzlib [no]"
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95 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
96 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
f7b8bffe 97 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
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98 echo " and libraw1394 [no]"
99 echo " --enable-libdirac enable Dirac support via libdirac [no]"
100 echo " --enable-libfaac enable FAAC support via libfaac [no]"
101 echo " --enable-libfaad enable FAAD support via libfaad [no]"
102 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
103 echo " --enable-libgsm enable GSM support via libgsm [no]"
104 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 105 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 106 echo " native (de)muxer exists [no]"
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107 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
108 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
109 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 110 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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111 echo " native implementation exists [no]"
112 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 113 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 114 echo " native MPEG-4/Xvid encoder exists [no]"
1f26f59f 115 echo " --enable-zlib enable zlib [no]"
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116 echo ""
117 echo "Advanced options (experts only):"
118 echo " --source-path=PATH path to source code [$source_path]"
119 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 120 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 121 echo " --target-os=OS compiler targets OS [$target_os]"
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122 echo " --target-exec=CMD command to run executables on target"
123 echo " --target-path=DIR path to view of build directory on target"
89641463 124 echo " --nm=NM use nm tool"
74c53c2d 125 echo " --cc=CC use C compiler CC [$cc]"
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126 echo " --host-cc=HOSTCC use host C compiler HOSTCC"
127 echo " --host-cflags=HCFLAGS use HCFLAGS when compiling for host"
128 echo " --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host"
129 echo " --host-libs=HLIBS use libs HLIBS when linking for host"
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130 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
131 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
132 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 133 echo " --extra-version=STRING version string suffix []"
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134 echo " --build-suffix=SUFFIX library name suffix []"
135 echo " --arch=ARCH select architecture [$arch]"
136 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 137 echo " instruction selection, may crash on older CPUs)"
2b4c3615 138 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 139 echo " (requires enabling PMC)"
4f50c3d5 140 echo " --disable-altivec disable AltiVec optimizations"
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141 echo " --disable-mmx disable MMX optimizations"
142 echo " --disable-mmx2 disable MMX2 optimizations"
143 echo " --disable-ssse3 disable SSSE3 optimizations"
144 echo " --disable-armv5te disable armv5te optimizations"
145 echo " --disable-armv6 disable armv6 optimizations"
146 echo " --disable-armvfp disable ARM VFP optimizations"
147 echo " --disable-iwmmxt disable iwmmxt optimizations"
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148 echo " --disable-mmi disable MMI optimizations"
149 echo " --disable-neon disable neon optimizations"
150 echo " --disable-vis disable VIS optimizations"
e6b9d588 151 echo " --disable-network disable network support [no]"
0a23c0bb 152 echo " --disable-ipv6 disable IPv6 support [no]"
74c53c2d 153 echo " --disable-mpegaudio-hp faster (but less accurate)"
e6b9d588 154 echo " MPEG audio decoding [no]"
e8ed9b7a 155 echo " --disable-aandct disable AAN DCT code"
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156 echo " --disable-fft disable FFT code"
157 echo " --disable-golomb disable Golomb code"
158 echo " --disable-mdct disable MDCT code"
cde9e780 159 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 160 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d 161 echo " --disable-ffplay disable ffplay build"
4f50c3d5 162 echo " --disable-ffserver disable ffserver build"
74c53c2d 163 echo " --enable-small optimize for size instead of speed"
3abe5fbd 164 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 165 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
49276307 166 echo " --enable-beos-netserver enable BeOS netserver"
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167 echo " --disable-encoder=NAME disable encoder NAME"
168 echo " --enable-encoder=NAME enable encoder NAME"
4f50c3d5 169 echo " --disable-encoders disable all encoders"
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170 echo " --disable-decoder=NAME disable decoder NAME"
171 echo " --enable-decoder=NAME enable decoder NAME"
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172 echo " --disable-decoders disable all decoders"
173 echo " --disable-muxer=NAME disable muxer NAME"
174 echo " --enable-muxer=NAME enable muxer NAME"
175 echo " --disable-muxers disable all muxers"
176 echo " --disable-demuxer=NAME disable demuxer NAME"
177 echo " --enable-demuxer=NAME enable demuxer NAME"
178 echo " --disable-demuxers disable all demuxers"
179 echo " --enable-parser=NAME enable parser NAME"
180 echo " --disable-parser=NAME disable parser NAME"
181 echo " --disable-parsers disable all parsers"
182 echo " --enable-bsf=NAME enable bitstream filter NAME"
183 echo " --disable-bsf=NAME disable bitstream filter NAME"
184 echo " --disable-bsfs disable all bitstream filters"
185 echo " --enable-protocol=NAME enable protocol NAME"
186 echo " --disable-protocol=NAME disable protocol NAME"
187 echo " --disable-protocols disable all protocols"
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188 echo " --disable-indevs disable input devices"
189 echo " --disable-outdevs disable output devices"
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190 echo " --disable-devices disable all devices"
191 echo " --enable-filter=NAME enable filter NAME"
192 echo " --disable-filter=NAME disable filter NAME"
193 echo " --disable-filters disable all filters"
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194 echo " --list-decoders show all available decoders"
195 echo " --list-encoders show all available encoders"
196 echo " --list-muxers show all available muxers"
197 echo " --list-demuxers show all available demuxers"
198 echo " --list-parsers show all available parsers"
199 echo " --list-protocols show all available protocols"
200 echo " --list-bsfs show all available bitstream filters"
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201 echo " --list-indevs show all available input devices"
202 echo " --list-outdevs show all available output devices"
1865259f 203 echo " --list-filters show all available filters"
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204 echo
205 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 206 echo " --disable-debug disable debugging symbols"
b7d49373 207 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 208 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 209 echo " --disable-optimizations disable compiler optimizations"
0a622b98 210 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 211 echo " --disable-stripping disable stripping of executables and shared libraries"
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212 echo ""
213 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 214 exit 0
74c53c2d 215}
cf9d24ad 216
57bd82d4 217log(){
2270b4b2 218 echo "$@" >> $logfile
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219}
220
720c69da 221log_file(){
c8e9f801 222 log BEGIN $1
2270b4b2 223 pr -n -t $1 >> $logfile
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224 log END $1
225}
226
2ba042a7 227echolog(){
c8e9f801 228 log "$@"
57bd82d4 229 echo "$@"
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230}
231
232die(){
233 echolog "$@"
234 cat <<EOF
235If you think configure made a mistake, make sure you are using the latest
236version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 237ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 238EOF
e155a21a 239 if disabled logging; then
2ba042a7 240 cat <<EOF
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241Rerun configure with logging enabled (do not use --disable-logging), and
242include the log this produces with your report.
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243EOF
244 else
245cat <<EOF
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246Include the log file "$logfile" produced by configure as this will help
247solving the problem.
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248EOF
249 fi
cea0ac52 250 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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251 exit 1
252}
253
6c6007d6 254# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 255toupper(){
6c6007d6 256 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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257}
258
4a5444db 259tolower(){
6c6007d6 260 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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261}
262
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263set_all(){
264 value=$1
265 shift
266 for var in $*; do
267 eval $var=$value
268 done
269}
270
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271set_weak(){
272 value=$1
273 shift
274 for var; do
275 eval : \${$var:=$value}
276 done
277}
278
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279pushvar(){
280 for var in $*; do
281 eval level=\${${var}_level:=0}
282 eval ${var}_${level}="\$$var"
283 eval ${var}_level=$(($level+1))
284 done
285}
286
287popvar(){
288 for var in $*; do
289 eval level=\${${var}_level:-0}
290 test $level = 0 && continue
291 eval level=$(($level-1))
292 eval $var="\${${var}_${level}}"
293 eval ${var}_level=$level
294 eval unset ${var}_${level}
295 done
296}
297
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298enable(){
299 set_all yes $*
300}
301
302disable(){
303 set_all no $*
304}
305
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306enable_weak(){
307 set_weak yes $*
308}
309
310disable_weak(){
311 set_weak no $*
312}
313
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314do_enable_deep(){
315 for var; do
316 enabled $var && continue
317 eval sel="\$${var}_select"
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318 eval sgs="\$${var}_suggest"
319 pushvar var sgs
f9d328da 320 enable_deep $sel
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321 popvar sgs
322 enable_deep_weak $sgs
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323 popvar var
324 done
325}
326
327enable_deep(){
328 do_enable_deep $*
329 enable $*
330}
331
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332enable_deep_weak(){
333 do_enable_deep $*
334 enable_weak $*
335}
336
57bd82d4 337enabled(){
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338 test "${1#!}" = "$1" && op== || op=!=
339 eval test "x\$${1#!}" $op "xyes"
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340}
341
37970ebf 342disabled(){
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343 test "${1#!}" = "$1" && op== || op=!=
344 eval test "x\$${1#!}" $op "xno"
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345}
346
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347enabled_all(){
348 for opt; do
349 enabled $opt || return 1
350 done
351}
352
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DB
353disabled_all(){
354 for opt; do
355 disabled $opt || return 1
356 done
357}
358
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359enabled_any(){
360 for opt; do
361 enabled $opt && return 0
362 done
363}
364
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DB
365disabled_any(){
366 for opt; do
367 disabled $opt && return 0
368 done
f7b230a7 369 return 1
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DB
370}
371
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372set_default(){
373 for opt; do
88268e94 374 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
375 done
376}
377
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378is_in(){
379 value=$1
380 shift
381 for var in $*; do
382 [ $var = $value ] && return 0
383 done
384 return 1
385}
386
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387check_deps(){
388 for cfg; do
3250003c 389 cfg="${cfg#!}"
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390 enabled ${cfg}_checking && die "Circular dependency for $cfg."
391 disabled ${cfg}_checking && continue
392 enable ${cfg}_checking
393
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394 eval dep_all="\$${cfg}_deps"
395 eval dep_any="\$${cfg}_deps_any"
7ef3425f 396 eval dep_sel="\$${cfg}_select"
c510c7b5 397 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 398
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399 pushvar cfg dep_all dep_any dep_sel dep_sgs
400 check_deps $dep_all $dep_any $dep_sel $dep_sgs
401 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 402
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MR
403 enabled_all $dep_all || disable $cfg
404 enabled_any $dep_any || disable $cfg
7ef3425f 405 disabled_any $dep_sel && disable $cfg
799c9e9b 406
4ec45764
RP
407 if enabled $cfg; then
408 eval dep_extralibs="\$${cfg}_extralibs"
409 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 410 enable_deep $dep_sel
c510c7b5 411 enable_deep_weak $dep_sgs
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412 fi
413
799c9e9b 414 disable ${cfg}_checking
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415 done
416}
417
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MR
418print_config(){
419 pfx=$1
420 header=$2
421 makefile=$3
422 shift 3
423 for cfg; do
3d907e22 424 ucname="`toupper $cfg`"
44161118 425 if enabled $cfg; then
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MR
426 echo "#define ${pfx}${ucname} 1" >> $header
427 echo "#define ENABLE_${ucname} 1" >> $header
428 echo "${pfx}${ucname}=yes" >> $makefile
429 else
430 echo "#define ENABLE_${ucname} 0" >> $header
44161118
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431 fi
432 done
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433}
434
435flags_saved(){
2270b4b2 436 (: ${SAVE_CFLAGS?}) 2> /dev/null
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437}
438
dcd479c0 439save_flags(){
57bd82d4 440 flags_saved && return
dcd479c0
MR
441 SAVE_CFLAGS="$CFLAGS"
442 SAVE_LDFLAGS="$LDFLAGS"
443 SAVE_extralibs="$extralibs"
444}
445
446restore_flags(){
f5d28d10 447 flags_saved || return
dcd479c0
MR
448 CFLAGS="$SAVE_CFLAGS"
449 LDFLAGS="$SAVE_LDFLAGS"
450 extralibs="$SAVE_extralibs"
451 unset SAVE_CFLAGS
452 unset SAVE_LDFLAGS
453 unset SAVE_extralibs
454}
455
456temp_cflags(){
457 save_flags
458 CFLAGS="$CFLAGS $*"
459}
460
461temp_ldflags(){
462 save_flags
463 LDFLAGS="$LDFLAGS $*"
464}
465
466temp_extralibs(){
467 save_flags
468 extralibs="$extralibs $*"
469}
470
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MR
471append(){
472 var=$1
473 shift
474 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
475 eval "$var=\"\$$var $*\""
476}
477
478add_cflags(){
479 append CFLAGS "$@"
480}
481
482add_ldflags(){
483 append LDFLAGS "$@"
484}
485
486add_extralibs(){
487 append extralibs "$@"
488}
489
b0cfb663 490check_cmd(){
b3cb5d51 491 log "$@"
2270b4b2 492 "$@" >> $logfile 2>&1
b0cfb663
MR
493}
494
dcd479c0 495check_cc(){
57bd82d4 496 log check_cc "$@"
2270b4b2 497 cat > $TMPC
720c69da 498 log_file $TMPC
b0cfb663 499 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
500}
501
502check_cpp(){
503 log check_cpp "$@"
2270b4b2 504 cat > $TMPC
720c69da 505 log_file $TMPC
b0cfb663 506 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
507}
508
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509check_asm(){
510 log check_asm "$@"
511 name="$1"
512 asm="$2"
513 shift 2
514 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 515int foo(void){ __asm__ volatile($asm); }
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516EOF
517}
518
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519check_yasm(){
520 log check_yasm "$@"
521 echo "$1" > $TMPS
522 log_file $TMPS
523 shift 1
524 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
525}
526
dcd479c0 527check_ld(){
57bd82d4 528 log check_ld "$@"
0607887f 529 check_cc || return
3155a644
MR
530 flags=''
531 libs=''
532 for f; do
533 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
534 done
535 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
536}
537
538check_cflags(){
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MR
539 log check_cflags "$@"
540 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
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541int x;
542EOF
543}
544
545check_ldflags(){
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MR
546 log check_ldflags "$@"
547 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 548int main(void){ return 0; }
dcd479c0
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549EOF
550}
551
552check_header(){
57bd82d4 553 log check_header "$@"
dcd479c0
MR
554 header=$1
555 shift
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556 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
557 disable $var
558 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
559#include <$header>
560int x;
561EOF
562}
563
564check_func(){
57bd82d4 565 log check_func "$@"
dcd479c0
MR
566 func=$1
567 shift
d8bc5f06
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568 disable $func
569 check_ld "$@" <<EOF && enable $func
dcd479c0 570extern int $func();
c23a0ac8 571int main(void){ $func(); }
dcd479c0
MR
572EOF
573}
574
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DB
575check_func_headers(){
576 log check_func_headers "$@"
f8d7b072
MR
577 headers=$1
578 func=$2
579 shift 2
580 disable $func
581 incs=""
582 for hdr in $headers; do
583 incs="$incs
584#include <$hdr>"
585 done
586 check_ld "$@" <<EOF && enable $func
587$incs
d6773f56 588int main(int argc, char **argv){
f8d7b072
MR
589 (void) $func;
590 return 0;
591}
592EOF
593}
594
a5344cf7
SS
595check_cpp_condition(){
596 log check_cpp_condition "$@"
597 header=$1
598 condition=$2
599 check_cpp <<EOF
600#include <$header>
601#if !($condition)
602#error "unsatisfied condition: $condition"
603#endif
604EOF
605}
606
57bd82d4
MR
607check_lib(){
608 log check_lib "$@"
609 header="$1"
610 func="$2"
611 shift 2
fcfcde17
MR
612 temp_extralibs "$@"
613 check_header $header && check_func $func && add_extralibs "$@"
614 err=$?
615 restore_flags
616 return $err
57bd82d4
MR
617}
618
f8d7b072
MR
619check_lib2(){
620 log check_lib2 "$@"
621 headers="$1"
622 func="$2"
623 shift 2
624 temp_extralibs "$@"
2446d3d6 625 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
626 err=$?
627 restore_flags
628 return $err
629}
630
dcd479c0 631check_exec(){
2270b4b2 632 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
633}
634
7dfef245
MR
635check_exec_crash(){
636 code=`cat`
637
638 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
639 # are safe but may not be available everywhere. Thus we use
640 # raise(SIGTERM) instead. The check is run in a subshell so we
641 # can redirect the "Terminated" message from the shell. SIGBUS
642 # is not defined by standard C so it is used conditionally.
643
2270b4b2 644 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
645#include <signal.h>
646static void sighandler(int sig){
647 raise(SIGTERM);
648}
e5af4a11 649int main(void){
7dfef245
MR
650 signal(SIGILL, sighandler);
651 signal(SIGFPE, sighandler);
652 signal(SIGSEGV, sighandler);
653#ifdef SIGBUS
654 signal(SIGBUS, sighandler);
655#endif
656 { $code }
657}
658EOF
659}
660
72be9e73
DY
661check_type(){
662 log check_type "$@"
663 headers=$1
664 type=$2
665 shift 2
666 disable $type
667 incs=""
668 for hdr in $headers; do
669 incs="$incs
670#include <$hdr>"
671 done
672 check_cc "$@" <<EOF && enable $type
673$incs
674$type v;
675EOF
676}
677
57bd82d4
MR
678require(){
679 name="$1"
680 header="$2"
681 func="$3"
682 shift 3
683 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
684}
685
f8d7b072
MR
686require2(){
687 name="$1"
688 headers="$2"
689 func="$3"
690 shift 3
691 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
692}
693
eea50282
MR
694check_foo_config(){
695 cfg=$1
696 pkg=$2
697 header=$3
698 func=$4
699 shift 4
700 disable $cfg
701 check_cmd ${pkg}-config --version
702 err=$?
703 if test "$err" = 0; then
704 temp_cflags `${pkg}-config --cflags`
705 temp_extralibs `${pkg}-config --libs`
706 check_lib "$@" $header $func && enable $cfg
707 fi
708 return $err
709}
710
c505dd31
MR
711apply(){
712 file=$1
713 shift
714 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
715}
716
dcd61286
DB
717# CONFIG_LIST contains configurable options, while HAVE_LIST is for
718# system-dependent things.
719
4a0d6686
AJ
720COMPONENT_LIST="
721 bsfs
722 decoders
723 demuxers
724 encoders
3cde40aa 725 filters
c552605c 726 indevs
4a0d6686 727 muxers
c552605c 728 outdevs
4a0d6686
AJ
729 parsers
730 protocols
731"
732
733CONFIG_LIST="
734 $COMPONENT_LIST
e8ed9b7a 735 aandct
f7679c54
VS
736 avfilter
737 avfilter_lavf
c88f5d72
MR
738 avisynth
739 beos_netserver
f402916e 740 bzlib
c88f5d72
MR
741 ffmpeg
742 ffplay
743 ffserver
1848f7d9 744 fft
4f034993 745 golomb
c88f5d72 746 gpl
ecfc4f44 747 gprof
d8d0d0b2 748 gray
3abe5fbd 749 hardcoded_tables
c88f5d72 750 ipv6
f5a756ef
DB
751 libamr_nb
752 libamr_wb
f7b8bffe 753 libdc1394
690bfceb 754 libdirac
2eed5a46
DB
755 libfaac
756 libfaad
757 libfaadbin
c88f5d72 758 libgsm
6ebe07fb 759 libmp3lame
c88f5d72 760 libnut
f7cd9eed 761 libschroedinger
ae14f311 762 libspeex
150d2772 763 libtheora
c88f5d72 764 libvorbis
1cc60c47
DB
765 libx264
766 libxvid
47a158cb 767 mdct
c88f5d72 768 memalign_hack
a8150374 769 mlib
c88f5d72
MR
770 mpegaudio_hp
771 network
3fe142e2 772 nonfree
4a24ab64 773 postproc
2b4c3615 774 powerpc_perf
bd2216e4 775 small
13ca50f3 776 swscale
c88f5d72 777 vhook
56a059ac 778 x11grab
68178ca9 779 xvmc
c88f5d72 780 zlib
4a0d6686 781"
c88f5d72 782
8eee7025
DB
783THREADS_LIST='
784 beosthreads
d22e8442 785 os2threads
8eee7025
DB
786 pthreads
787 w32threads
788'
789
3f5b56e5
MR
790ARCH_LIST='
791 alpha
792 armv4l
793 bfin
794 ia64
795 m68k
796 mips
797 parisc
798 powerpc
799 s390
800 sh4
801 sparc
802 sparc64
803 x86
804 x86_32
805 x86_64
806'
807
808ARCH_EXT_LIST='
1ac9331a 809 altivec
1ac9331a 810 armv5te
edab3048 811 armv6
f55b299a 812 armvfp
3f5b56e5
MR
813 iwmmxt
814 mmi
815 mmx
d7f0920b 816 mmx2
6b18d278 817 neon
9eeed841 818 ssse3
bd9d34a0 819 vis
3f5b56e5
MR
820'
821
822HAVE_LIST="
823 $ARCH_EXT_LIST
824 $THREADS_LIST
825 altivec_h
c9fdab0d 826 arpa_inet_h
6bd859d6 827 bswap
ecf97f22 828 closesocket
1ac9331a 829 cmov
e16e49ac 830 conio_h
c88f5d72 831 dcbzl
f8aa696f
DB
832 dev_bktr_ioctl_bt848_h
833 dev_bktr_ioctl_meteor_h
834 dev_ic_bt8xx_h
835 dev_video_meteor_ioctl_meteor_h
836 dev_video_bktr_ioctl_bt848_h
18b67ae5 837 dlfcn_h
c88f5d72 838 dlopen
bc574408 839 dos_paths
245626d0
DB
840 ebp_available
841 ebx_available
c2a29455 842 fast_64bit
7073e9fc 843 fast_cmov
7b829d2a 844 fast_unaligned
9d99cc5a 845 fork
c88f5d72 846 freetype2
da9e86f8 847 gethrtime
4e68cb8a 848 GetProcessTimes
66be5b45 849 getrusage
c88f5d72 850 imlib2
2e1913b1 851 inet_aton
61d251db 852 inline_asm
0b4a1821
AS
853 libdc1394_1
854 libdc1394_2
a33cab3a
MK
855 llrint
856 lrint
c88f5d72 857 lrintf
f8aa696f
DB
858 machine_ioctl_bt848_h
859 machine_ioctl_meteor_h
c88f5d72
MR
860 malloc_h
861 memalign
6ffa87d3 862 mkstemp
b4e806b2 863 pld
9cafbd6c 864 ppc64
a33cab3a
MK
865 round
866 roundf
c88f5d72
MR
867 sdl
868 sdl_video_size
72be9e73 869 socklen_t
deb29777 870 soundcard_h
f8cda19e 871 poll_h
b58412f1 872 sys_mman_h
b091aa44 873 sys_resource_h
81644c2e 874 sys_select_h
deb29777 875 sys_soundcard_h
1b6e8b73 876 sys_videoio_h
e16e49ac 877 termios_h
b265431e 878 threads
6ff3f3e7 879 winsock2_h
304d586d 880 yasm
0cb78cef 881"
44161118 882
b6bb00b0
MR
883# options emitted with CONFIG_ prefix but not available on command line
884CONFIG_EXTRA="
885 fft_mmx
40b509b3 886 oldscaler
b6bb00b0
MR
887"
888
520cc7f1 889CMDLINE_SELECT="
3f5b56e5 890 $ARCH_EXT_LIST
520cc7f1 891 $CONFIG_LIST
8eee7025 892 $THREADS_LIST
db6107b6 893 cross_compile
520cc7f1
MR
894 debug
895 extra_warnings
8c6afa4d 896 logging
d2bbb2f7 897 optimizations
520cc7f1
MR
898 shared
899 static
87a0fb62 900 stripping
520cc7f1 901"
426be5dc
DB
902
903PATHS_LIST='
d156bede 904 bindir
26759c44
MR
905 incdir
906 libdir
26759c44
MR
907 mandir
908 prefix
909 shlibdir
426be5dc
DB
910'
911
912CMDLINE_SET="
913 $PATHS_LIST
914 arch
915 build_suffix
916 cc
917 cpu
918 cross_prefix
ac63af34 919 extra_version
9da6609f
MR
920 host_cc
921 host_cflags
922 host_ldflags
923 host_libs
426be5dc 924 logfile
89641463 925 nm
26759c44 926 source_path
a7ada2ba 927 target_exec
26759c44 928 target_os
a7ada2ba 929 target_path
426be5dc 930"
520cc7f1 931
912f3148
DB
932# code dependency declarations
933
9eeed841
MR
934# architecture extensions
935altivec_deps="powerpc"
936armv5te_deps="armv4l"
937armv6_deps="armv4l"
f55b299a 938armvfp_deps="armv4l"
9eeed841 939iwmmxt_deps="armv4l"
e241ba14 940mmi_deps="mips"
9eeed841 941mmx_deps="x86"
fbef871d 942mmx2_deps="x86 mmx"
6b18d278 943neon_deps="armv4l"
9eeed841 944ssse3_deps="x86"
bd9d34a0 945vis_deps="sparc"
9eeed841 946
b6bb00b0
MR
947# common features
948fft_suggest="fft_mmx"
949fft_mmx_deps="mmx yasm"
40b509b3 950oldscaler_deps="!swscale"
b6bb00b0 951
912f3148 952# decoders / encoders
47a158cb 953aac_decoder_select="fft mdct"
d8d12c15 954ac3_decoder_deps="gpl"
47a158cb
MR
955ac3_decoder_select="fft mdct"
956atrac3_decoder_select="fft mdct"
4f034993 957cavs_decoder_select="golomb"
47a158cb 958cook_decoder_select="fft mdct"
2eef7c62 959cscd_decoder_suggest="zlib"
47a158cb 960dca_decoder_select="fft mdct"
e8ed9b7a 961dnxhd_encoder_select="aandct"
2eef7c62 962dxa_decoder_select="zlib"
406ab5cc 963eac3_decoder_deps="gpl"
47a158cb 964eac3_decoder_select="fft mdct"
e8ed9b7a 965eatgq_decoder_select="aandct"
4f034993
MR
966ffv1_decoder_select="golomb"
967flac_decoder_select="golomb"
968flac_encoder_select="golomb"
2eef7c62
AJ
969flashsv_decoder_select="zlib"
970flashsv_encoder_select="zlib"
e8ed9b7a
DB
971flv_encoder_select="aandct"
972h261_encoder_select="aandct"
973h263_encoder_select="aandct"
974h263p_encoder_select="aandct"
4f034993 975h264_decoder_select="golomb"
47a158cb 976imc_decoder_select="fft mdct"
4f034993
MR
977jpegls_decoder_select="golomb"
978jpegls_encoder_select="golomb"
e8ed9b7a 979ljpeg_encoder_select="aandct"
4f034993 980loco_decoder_select="golomb"
e8ed9b7a
DB
981mjpeg_encoder_select="aandct"
982mpeg1video_encoder_select="aandct"
983mpeg2video_encoder_select="aandct"
984mpeg4_encoder_select="aandct"
68178ca9 985mpeg_xvmc_decoder_deps="xvmc X11_extensions_XvMClib_h"
e8ed9b7a
DB
986msmpeg4v1_encoder_select="aandct"
987msmpeg4v2_encoder_select="aandct"
988msmpeg4v3_encoder_select="aandct"
47a158cb
MR
989nellymoser_decoder_select="fft mdct"
990nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
991png_decoder_select="zlib"
992png_encoder_select="zlib"
47a158cb 993qdm2_decoder_select="fft mdct"
e8ed9b7a
DB
994rv10_encoder_select="aandct"
995rv20_encoder_select="aandct"
4f034993
MR
996shorten_decoder_select="golomb"
997sonic_decoder_select="golomb"
998sonic_encoder_select="golomb"
999sonic_ls_encoder_select="golomb"
1000svq3_decoder_select="golomb"
bee2eac5 1001svq3_decoder_suggest="zlib"
2eef7c62
AJ
1002tiff_decoder_suggest="zlib"
1003tiff_encoder_suggest="zlib"
1004tscc_decoder_select="zlib"
47a158cb
MR
1005vorbis_decoder_select="fft mdct"
1006vorbis_encoder_select="fft mdct"
1007wmav1_decoder_select="fft mdct"
1008wmav1_encoder_select="fft mdct"
1009wmav2_decoder_select="fft mdct"
1010wmav2_encoder_select="fft mdct"
e8ed9b7a
DB
1011wmv1_encoder_select="aandct"
1012wmv2_encoder_select="aandct"
2eef7c62
AJ
1013zlib_decoder_select="zlib"
1014zlib_encoder_select="zlib"
1015zmbv_decoder_select="zlib"
1016zmbv_encoder_select="zlib"
30fd06be 1017
912f3148 1018# external libraries
f5a756ef
DB
1019libamr_nb_decoder_deps="libamr_nb"
1020libamr_nb_encoder_deps="libamr_nb"
1021libamr_wb_decoder_deps="libamr_wb"
1022libamr_wb_encoder_deps="libamr_wb"
1b71f045 1023libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1024libdirac_encoder_deps="libdirac"
c9171a83 1025libfaac_encoder_deps="libfaac"
69ddbd1d 1026libfaad_decoder_deps="libfaad"
4ec45764 1027libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1028libgsm_decoder_deps="libgsm"
1029libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1030libgsm_ms_decoder_deps="libgsm"
1031libgsm_ms_encoder_deps="libgsm"
1cc60c47 1032libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
1033libschroedinger_decoder_deps="libschroedinger"
1034libschroedinger_encoder_deps="libschroedinger"
ae14f311 1035libspeex_decoder_deps="libspeex"
150d2772 1036libtheora_encoder_deps="libtheora"
b0caf888 1037libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1038libx264_encoder_deps="libx264"
1039libxvid_encoder_deps="libxvid"
13566c31 1040mpeg4aac_decoder_deps="libfaad"
30fd06be 1041
912f3148 1042# demuxers / muxers
03a76ba9 1043ac3_demuxer_deps="ac3_parser"
50383e88 1044audio_beos_demuxer_deps="audio_beos"
4ec45764 1045audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1046audio_beos_muxer_deps="audio_beos"
4ec45764 1047audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1048avisynth_demuxer_deps="avisynth"
73483024 1049bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1050dirac_demuxer_deps="dirac_parser"
fe9bb347 1051dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1052libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1053libnut_demuxer_deps="libnut"
1054libnut_muxer_deps="libnut"
2eef7c62
AJ
1055matroska_demuxer_suggest="zlib bzlib"
1056mov_demuxer_suggest="zlib"
4bd8e17c 1057mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1058oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1059oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1060redir_demuxer_deps="network"
8eb793c4 1061rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1062rtsp_demuxer_deps="sdp_demuxer"
1063sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1064v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1065v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1066vfwcap_demuxer_deps="capCreateCaptureWindow"
1067vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1068x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1069x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1070
912f3148 1071# protocols
c08fb000
AB
1072http_protocol_deps="network"
1073rtp_protocol_deps="udp_protocol"
1074tcp_protocol_deps="network"
1075udp_protocol_deps="network"
1076
f7679c54 1077# filters
81124ba0 1078movie_filter_deps="avfilter_lavf"
f7679c54 1079
912f3148 1080# programs
fa859b4d 1081ffplay_deps="sdl"
6ad42348 1082ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1083ffserver_extralibs='$ldl'
1084vhook_extralibs='$ldl'
a2830dca 1085
912f3148 1086
de6d9b64 1087# default parameters
8a608357 1088
2ba042a7 1089logfile="config.err"
8a608357
MR
1090
1091# installation paths
c9d19248
MR
1092prefix_default="/usr/local"
1093bindir_default='${prefix}/bin'
1094incdir_default='${prefix}/include'
1095libdir_default='${prefix}/lib'
1096mandir_default='${prefix}/share/man'
1097shlibdir_default="$libdir_default"
8a608357
MR
1098
1099# toolchain
13c7df3d 1100cc_default="gcc"
9da6609f 1101host_cc_default="gcc"
304d586d 1102yasmexe="yasm"
de6d9b64 1103ar="ar"
89641463 1104nm_default="nm"
be7109c1 1105ranlib="ranlib"
0f3cb305 1106strip="strip"
20369773 1107ln_s="ln -sf"
304d586d 1108objformat="elf"
8a608357
MR
1109
1110# machine
cc6a90dd 1111arch=`uname -m`
38d0a8aa 1112cpu="generic"
8a608357 1113
8a608357 1114# OS
4f854758 1115target_os=$(tolower $(uname -s))
8a608357 1116
8a608357 1117# configurable options
497237c7 1118enable debug
497237c7
RP
1119enable ffmpeg
1120enable ffplay
1121enable ffserver
1122enable ipv6
497237c7
RP
1123enable mpegaudio_hp
1124enable network
40b509b3 1125enable oldscaler
8400d6b8 1126enable optimizations
497237c7 1127enable protocols
530dc538 1128enable static
87a0fb62 1129enable stripping
8a608357
MR
1130vhook="default"
1131
8a608357 1132# build settings
11a9d3e8 1133add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1134SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1135VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1136FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1137LIBPREF="lib"
1138LIBSUF=".a"
c5f14466
RP
1139FULLNAME='$(NAME)$(BUILDSUF)'
1140LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1141SLIBPREF="lib"
1142SLIBSUF=".so"
c5f14466 1143SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1144SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1145SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1146LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1147
9da6609f
MR
1148host_cflags='-O3 -g -Wall'
1149host_libs='-lm'
1150
a7ada2ba
MR
1151target_path='.'
1152
0d7dca36
DB
1153# gcc stupidly only outputs the basename of targets with -MM, but we need the
1154# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1155DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1156
c597172e
MR
1157# find source path
1158source_path="`dirname \"$0\"`"
497237c7 1159enable source_path_used
c597172e
MR
1160if test -z "$source_path" -o "$source_path" = "." ; then
1161 source_path="`pwd`"
497237c7 1162 disable source_path_used
c597172e
MR
1163else
1164 source_path="`cd \"$source_path\"; pwd`"
1165 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1166 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1167fi
1168
c597172e
MR
1169FFMPEG_CONFIGURATION="$@"
1170
73ef8980
MR
1171find_things(){
1172 thing=$1
1173 pattern=$2
1174 file=$source_path/$3
932ccf39 1175 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1176}
1177
1178ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1179DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1180PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1181BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1182MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1183DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1184OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1185INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1186PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1187FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1188
7483e694
DB
1189enable $ARCH_EXT_LIST \
1190 $DECODER_LIST \
1191 $ENCODER_LIST \
1192 $PARSER_LIST \
1193 $BSF_LIST \
1194 $DEMUXER_LIST \
1195 $MUXER_LIST \
f7679c54 1196 $FILTER_LIST \
7483e694
DB
1197 $PROTOCOL_LIST \
1198 $INDEV_LIST \
1199 $OUTDEV_LIST \
c597172e
MR
1200
1201die_unknown(){
1202 echo "Unknown option \"$1\"."
1203 echo "See $0 --help for available options."
1204 exit 1
1205}
1206
794f8e97 1207show_list() {
bf0c4afa
RP
1208 suffix=_$1
1209 shift
1210 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1211 exit 0
1212}
1213
c597172e 1214for opt do
7483e694
DB
1215 optval="${opt#*=}"
1216 case "$opt" in
7483e694
DB
1217 --extra-cflags=*) add_cflags "$optval"
1218 ;;
1219 --extra-ldflags=*) add_ldflags "$optval"
1220 ;;
1221 --extra-libs=*) add_extralibs "$optval"
1222 ;;
8fb1cb58 1223 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1224 ;;
40bcf4c7
BL
1225 --enable-debug=*) debuglevel="$optval"
1226 ;;
7483e694
DB
1227 --enable-*=*|--disable-*=*)
1228 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1229 case "$thing" in
81124ba0 1230 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1231 *) die_unknown "$opt" ;;
1232 esac
1233 ;;
1234 --enable-?*|--disable-?*)
1235 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1236 if is_in $option $COMPONENT_LIST; then
1237 eval $action \$$(toupper ${option%s})_LIST
1238 elif is_in $option $CMDLINE_SELECT; then
1239 $action $option
1240 else
1241 die_unknown $opt
1242 fi
7483e694
DB
1243 ;;
1244 --list-*)
1245 NAME="${opt#--list-}"
1246 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1247 NAME=${NAME%s}
1248 eval show_list $NAME \$$(toupper $NAME)_LIST
1249 ;;
1250 --help|-h) show_help
1251 ;;
1252 *)
884a36a7 1253 optname="${opt%%=*}"
26759c44
MR
1254 optname="${optname#--}"
1255 optname=$(echo "$optname" | sed 's/-/_/g')
1256 is_in $optname $CMDLINE_SET || die_unknown $opt
1257 eval $optname='$optval'
7483e694
DB
1258 ;;
1259 esac
c597172e
MR
1260done
1261
bcea99bb
MR
1262disabled logging && logfile=/dev/null
1263
1264echo "# $0 $@" > $logfile
1265set >> $logfile
1266
9da6609f
MR
1267test -n "$cross_prefix" && enable cross_compile
1268
13c7df3d 1269cc_default="${cross_prefix}${cc_default}"
304d586d 1270yasmexe="${cross_prefix}${yasmexe}"
adb2b908 1271ar="${cross_prefix}${ar}"
20e0ed95 1272nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1273ranlib="${cross_prefix}${ranlib}"
1274strip="${cross_prefix}${strip}"
1275
89641463 1276set_default cc nm
9da6609f
MR
1277enabled cross_compile || host_cc_default=$cc
1278set_default host_cc
13c7df3d 1279
e4e69e0b
MR
1280# set temporary file name
1281if test ! -z "$TMPDIR" ; then
1282 TMPDIR1="${TMPDIR}"
1283elif test ! -z "$TEMPDIR" ; then
1284 TMPDIR1="${TEMPDIR}"
1285else
1286 TMPDIR1="/tmp"
1287fi
1288
1289TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1290TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1291TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1292TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1293TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1294TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1295
e9b9a2f8
MN
1296check_cflags -std=c99
1297
b24dbcbd
RP
1298case "$arch" in
1299 i386|i486|i586|i686|i86pc|BePC)
1300 arch="x86_32"
1301 enable fast_unaligned
1302 ;;
1303 x86_64|amd64)
1304 arch="x86_32"
34b37f86
DM
1305 enable cmov
1306 enable fast_cmov
b24dbcbd
RP
1307 enable fast_unaligned
1308 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1309 int test[sizeof(char*) - 7];
1310EOF
1311 ;;
1312 # armv4l is a subset of armv[567]*l
1313 arm|armv[4567]*l)
1314 arch="armv4l"
1315 ;;
1316 alpha)
1317 arch="alpha"
1318 enable fast_64bit
1319 ;;
1320 "Power Macintosh"|ppc|powerpc)
1321 arch="powerpc"
aa8bc0f1 1322 enable fast_unaligned
b24dbcbd
RP
1323 ;;
1324 ppc64)
1325 arch="powerpc"
1326 enable fast_64bit
aa8bc0f1 1327 enable fast_unaligned
b24dbcbd 1328 ;;
de3a1240 1329 mips|mipsel|IP*)
b24dbcbd
RP
1330 arch="mips"
1331 ;;
de3a1240
DB
1332 mips64)
1333 arch="mips"
1334 enable fast_64bit
1335 ;;
b24dbcbd
RP
1336 sun4u|sparc64)
1337 arch="sparc64"
1338 enable fast_64bit
1339 ;;
1340 sparc)
1341 arch="sparc"
1342 ;;
61597a98 1343 sh4|sh)
b24dbcbd
RP
1344 arch="sh4"
1345 ;;
61597a98 1346 parisc|hppa)
b24dbcbd
RP
1347 arch="parisc"
1348 ;;
61597a98 1349 parisc64|hppa64)
b24dbcbd
RP
1350 arch="parisc"
1351 enable fast_64bit
1352 ;;
1353 s390|s390x)
1354 arch="s390"
1355 ;;
1356 m68k)
1357 arch="m68k"
1358 ;;
1359 ia64)
1360 arch="ia64"
1361 enable fast_64bit
1362 ;;
1363 bfin)
1364 arch="bfin"
1365 ;;
1366 *)
1367 arch="unknown"
1368 ;;
1369esac
1370
1371enable $arch
1372enabled_any x86_32 x86_64 && enable x86
1373enabled sparc64 && enable sparc
1374
7483e694 1375# OS specific
4f854758 1376case $target_os in
7483e694 1377 beos|haiku|zeta)
c9d19248 1378 prefix_default="$HOME/config"
7483e694
DB
1379 # helps building libavcodec
1380 add_cflags "-DPIC -fomit-frame-pointer"
1381 # 3 gcc releases known for BeOS, each with ugly bugs
1382 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1383 case "$gcc_version" in
1384 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1385 disable mmx
1386 ;;
1387 *20010315*) echo "BeBits gcc"
1388 add_cflags "-fno-expensive-optimizations"
1389 ;;
1390 esac
7483e694
DB
1391 SHFLAGS=-nostart
1392 # enable BeOS things
1393 enable audio_beos
1394 # no need for libm, but the inet stuff
1395 # Check for BONE
1396 # XXX: actually should check for NOT net_server
78fe7631 1397 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1398 network_extralibs="-lbind -lsocket"
1399 else
1400 enable beos_netserver
1401 network_extralibs="-lnet"
1402 fi ;;
1403 sunos)
1404 FFSERVERLDFLAGS=""
9987769a 1405 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1406 network_extralibs="-lsocket -lnsl"
1407 ;;
1408 netbsd)
1409 oss_demuxer_extralibs="-lossaudio"
1410 oss_muxer_extralibs="-lossaudio"
1411 ;;
1412 openbsd)
1413 disable need_memalign
1414 LIBOBJFLAGS='$(PIC)'
7483e694 1415 SHFLAGS='-shared'
7483e694
DB
1416 oss_demuxer_extralibs="-lossaudio"
1417 oss_muxer_extralibs="-lossaudio"
1418 ;;
1419 freebsd)
1420 disable need_memalign
1421 ;;
1422 bsd/os)
1423 osextralibs="-lpoll -lgnugetopt"
1424 strip="strip -d"
1425 ;;
1426 darwin)
1427 disable need_memalign
0138c54e 1428 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1429 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1430 strip="strip -x"
1431 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1432 SLIBSUF=".dylib"
1433 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1434 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1435 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1436 objformat="macho"
1b0f6fb8 1437 enabled x86_64 && objformat="macho64"
7483e694
DB
1438 ;;
1439 mingw32*)
4f854758 1440 target_os=mingw32
dcc01c06
RP
1441 LIBTARGET=i386
1442 if test $arch = x86_64; then
1443 disable need_memalign
1444 LIBTARGET=x64
1445 fi
fbd971a4 1446 shlibdir_default="$bindir_default"
7483e694
DB
1447 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1448 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1449 if enabled swscale; then
7483e694
DB
1450 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1451 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1452 fi
1453 disable ffserver
1454 SLIBPREF=""
1455 SLIBSUF=".dll"
1456 EXESUF=".exe"
1457 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1458 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1459 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1460 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1461 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1462 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1463 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1464 objformat="win32"
bc574408 1465 enable dos_paths
a85de417
SS
1466 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1467 die "ERROR: MinGW runtime version must be >= 3.15."
1468 enabled_any avisynth vfwcap_demuxer &&
bc4b7221
RP
1469 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
1470 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.13 or later."; }
7483e694
DB
1471 ;;
1472 cygwin*)
4f854758 1473 target_os=cygwin
fbd971a4 1474 shlibdir_default="$bindir_default"
7483e694
DB
1475 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1476 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1477 if enabled swscale; then
7483e694
DB
1478 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1479 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1480 fi
1481 EXESUF=".exe"
1482 SLIBPREF="cyg"
1483 SLIBSUF=".dll"
1484 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1485 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1486 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1487 objformat="win32"
bc574408 1488 enable dos_paths
7483e694 1489 ;;
4f365f37 1490 *-dos|freedos|opendos)
4f365f37
MK
1491 disable ffplay ffserver vhook
1492 disable $INDEV_LIST $OUTDEV_LIST
1493 network_extralibs="-lsocket"
1494 EXESUF=".exe"
304d586d 1495 objformat="win32"
bc574408 1496 enable dos_paths
4f365f37 1497 ;;
7483e694 1498 linux)
7483e694
DB
1499 enable dv1394
1500 ;;
1501 irix*)
4f854758 1502 target_os=irix
7483e694
DB
1503 ranlib="echo ignoring ranlib"
1504 ;;
d22e8442 1505 os/2*)
d22e8442
DY
1506 strip="lxlite"
1507 ln_s="cp -f"
d22e8442
DY
1508 EXESUF=".exe"
1509 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1510 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1511 FFSERVERLDFLAGS=""
287d3b13 1512 LIBSUF="_s.a"
d22e8442
DY
1513 SLIBPREF=""
1514 SLIBSUF=".dll"
1515 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1516 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1517 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1518 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1519 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1520 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1521 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1522 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1523 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1524 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1525 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1526 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1527 disable vhook
bc574408 1528 enable dos_paths
d22e8442 1529 ;;
269820f1
PR
1530 interix)
1531 disable vhook
1532 ;;
d22e8442 1533
7483e694 1534 *)
4f854758 1535 target_os="${target_os}-UNKNOWN"
7483e694
DB
1536 ;;
1537esac
1538
c9d19248
MR
1539set_default $PATHS_LIST
1540
c597172e 1541add_extralibs $osextralibs
de6d9b64 1542
28d8e661
DB
1543# Combine FFLDFLAGS and the LDFLAGS environment variable.
1544LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1545
320d060a 1546# we need to build at least one lib type
93b3c083 1547if ! enabled_any static shared; then
320d060a
DB
1548 cat <<EOF
1549At least one library type must be built.
1550Specify --enable-static to build the static libraries or --enable-shared to
1551build the shared libraries as well. To only build the shared libraries specify
1552--disable-static in addition to --enable-shared.
1553EOF
1554 exit 1;
1555fi
1556
abc4e572 1557disabled static && LIBNAME=""
2a320695 1558
a2234ceb
RP
1559if enabled_any libfaad libfaadbin ; then
1560 if check_header faad.h; then
295b8c70 1561 check_cc <<EOF
a2234ceb
RP
1562#include <faad.h>
1563#ifndef FAAD2_VERSION
1564ok faad1
1565#endif
db817cf3 1566int main(void) { return 0; }
a2234ceb
RP
1567EOF
1568 test $? = 0 && enable libfaad2
1569 else
ff3dac65 1570 die "FAAD test failed."
a2234ceb
RP
1571 fi
1572fi
1573
1574
93b3c083 1575if ! enabled gpl; then
54118497
RP
1576 die_gpl_disabled(){
1577 name=$1
1578 shift
1579 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1580 }
4a24ab64 1581 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1582 die_gpl_disabled "libx264" libx264
1583 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1584 die_gpl_disabled "FAAD2" libfaad2
1585 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1586 die_gpl_disabled "The software scaler" swscale
ebb810d9 1587fi
b2e3c528 1588
3fe142e2
DB
1589if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1590 die "libamr is nonfree and --enable-nonfree is not specified."
1591fi
1592
9eeed841 1593check_deps $ARCH_EXT_LIST
0f3cb305 1594
5d323602
MR
1595test -z "$need_memalign" && need_memalign="$mmx"
1596
cf9d24ad 1597#Darwin CC versions
4f854758 1598if test $target_os = darwin; then
3dddba4b 1599 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1600 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1601 else
8541cc27 1602 add_cflags "-pipe"
26c1b3be
DB
1603 check_cflags "-force_cpusubtype_ALL"
1604 check_cflags "-Wno-sign-compare"
f946a9a4 1605 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1606 fi
2a1a6b64
MN
1607fi
1608
40617a6d 1609disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1610
a4adb608 1611# Add processor-specific flags
38d0a8aa 1612if test $cpu != "generic"; then
bc8ec47b
MR
1613 warn_altivec(){
1614 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1615 }
38d0a8aa 1616 case $cpu in
bb270c08 1617 601|ppc601|PowerPC601)
1c5d830c 1618 add_cflags "-mcpu=601"
bc8ec47b 1619 warn_altivec enabled PPC601
bb270c08
DB
1620 ;;
1621 603*|ppc603*|PowerPC603*)
1c5d830c 1622 add_cflags "-mcpu=603"
bc8ec47b 1623 warn_altivec enabled PPC603
bb270c08
DB
1624 ;;
1625 604*|ppc604*|PowerPC604*)
1c5d830c 1626 add_cflags "-mcpu=604"
bc8ec47b 1627 warn_altivec enabled PPC604
bb270c08
DB
1628 ;;
1629 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1630 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1631 warn_altivec enabled PPC75x
bb270c08
DB
1632 ;;
1633 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1634 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1635 warn_altivec disabled PPC745x
bb270c08
DB
1636 ;;
1637 74*|ppc74*|PowerPC74*)
1c5d830c 1638 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1639 warn_altivec disabled PPC74xx
bb270c08
DB
1640 ;;
1641 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1642 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1643 warn_altivec disabled PPC970
9cafbd6c 1644 enable ppc64
bb270c08 1645 ;;
e07e357d
LB
1646 Cell|CELL|cell)
1647 add_cflags "-mcpu=cell"
1648 warn_altivec disabled Cell
9cafbd6c 1649 enable ppc64
e07e357d 1650 ;;
e7768fc5
GP
1651 # targets that do NOT support conditional mov (cmov)
1652 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1653 add_cflags "-march=$cpu"
497237c7 1654 disable cmov
e7768fc5
GP
1655 ;;
1656 # targets that do support conditional mov (cmov)
416519dd 1657 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1658 add_cflags "-march=$cpu"
497237c7
RP
1659 enable cmov
1660 enable fast_cmov
94e4c3a3
GP
1661 ;;
1662 # targets that do support conditional mov but on which it's slow
800a5a19 1663 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1664 add_cflags "-march=$cpu"
497237c7
RP
1665 enable cmov
1666 disable fast_cmov
bb270c08 1667 ;;
d7b34d08 1668 sparc64)
1c5d830c 1669 add_cflags "-mcpu=v9"
d7b34d08 1670 ;;
f2e49553
MR
1671 arm11*|cortex*)
1672 add_cflags "-mcpu=$cpu"
1673 enable fast_unaligned
1674 ;;
0223bd6f
MR
1675 armv*)
1676 add_cflags "-march=$cpu"
1677 ;;
f2e49553 1678 arm*)
6b19786b
MR
1679 add_cflags "-mcpu=$cpu"
1680 ;;
bb270c08 1681 *)
7483e694 1682 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1683 ;;
a4adb608
MN
1684 esac
1685fi
1686
be0d52ab 1687# make sure we can execute files in $TMPDIR
2270b4b2 1688cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1689#! /bin/sh
1690EOF
2270b4b2
DB
1691chmod +x $TMPSH >> $logfile 2>&1
1692if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1693 cat <<EOF
1694Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1695variable to another directory and make sure that $TMPDIR1 is not mounted
1696noexec.
be0d52ab
MR
1697EOF
1698 die "Sanity test failed."
1699fi
edd08265 1700rm $TMPSH
be0d52ab 1701
1a268acc
MR
1702# compiler sanity check
1703check_exec <<EOF
c23a0ac8 1704int main(void){ return 0; }
1a268acc
MR
1705EOF
1706if test "$?" != 0; then
1707 echo "$cc is unable to create an executable file."
93b3c083 1708 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1709 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1710 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1711 fi
1712 die "C compiler test failed."
1713fi
1714
b4d96ba2
MR
1715check_cc <<EOF || die "Symbol mangling check failed."
1716int ff_extern;
1717EOF
2f05d9c1 1718sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1719extern_prefix=${sym%%ff_extern*}
1720
61d251db
MR
1721check_asm inline_asm '""'
1722
9eeed841 1723if enabled x86; then
44965991
PI
1724 # check whether EBP is available on x86
1725 # As 'i' is stored on the stack, this program will crash
1726 # if the base pointer is used to access it because the
1727 # base pointer is cleared in the inline assembly code.
7dfef245 1728 check_exec_crash <<EOF && enable ebp_available
44965991 1729 volatile int i=0;
be449fca 1730 __asm__ volatile (
44965991
PI
1731 "xorl %%ebp, %%ebp"
1732 ::: "%ebp");
1733 return i;
44965991
PI
1734EOF
1735
1736 # check wether EBX is available on x86
940f335a 1737 check_asm ebx_available '"":::"%ebx"'
8e380710 1738
d7f0920b 1739 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1740 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1741 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1742
1743 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1744
1745 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1746 enabled x86_64 && append YASMFLAGS "-m amd64"
1747 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1748 case "$objformat" in
1749 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1750 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1751 *) append YASMFLAGS "-DPREFIX" ;;
1752 esac
1753 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1754fi
1755
87ea51e0
LB
1756# check for assembler specific support
1757
cc6a90dd 1758if test $arch = "powerpc"; then
5eb39de9 1759 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1760fi
1761
57bd82d4
MR
1762# check for SIMD availability
1763
115329f1 1764# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1765if enabled altivec; then
3ed1a2ee
DB
1766 check_cflags -maltivec -mabi=altivec &&
1767 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1768 check_cflags -faltivec
b6e52719 1769
0182fee8 1770 # check if our compiler supports Motorola AltiVec C API
497237c7 1771 check_cc <<EOF || disable altivec
dcd479c0 1772$inc_altivec_h
a9a07762
MN
1773int main(void) {
1774 vector signed int v1, v2, v3;
1775 v1 = vec_add(v2,v3);
1776 return 0;
1777}
1778EOF
b006b26c
DB
1779
1780 # check if our compiler supports braces for vector declarations
80a61f08 1781 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1782$inc_altivec_h
80a61f08 1783int main (void) { (vector int) {1}; return 0; }
b006b26c 1784EOF
a9a07762 1785fi
ab6c65f6 1786
b4e806b2
MC
1787# We have to check if pld is a nop and disable it.
1788enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1789enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1790enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1791enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1792enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1793enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1794enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1795enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1796
8b03def6
DB
1797enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1798
57bd82d4
MR
1799# ---
1800# big/little-endian test
9eebe687
MR
1801check_cc <<EOF || die "endian test failed"
1802unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1803EOF
d04d9e16 1804od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1805
a3999908 1806# ---
3d204385
NK
1807# check availability of some header files
1808
a98bb16d
RP
1809if check_func dlopen; then
1810 ldl=
1811elif check_func dlopen -ldl; then
1812 ldl=-ldl
8bf5d58f
MN
1813fi
1814
7483e694
DB
1815check_func fork
1816check_func gethrtime
1817check_func getrusage
094c09bb 1818check_func inet_aton $network_extralibs
7483e694
DB
1819check_func memalign
1820check_func mkstemp
2446d3d6 1821check_func_headers windows.h GetProcessTimes
6ffa87d3 1822
e16e49ac 1823check_header conio.h
a98bb16d
RP
1824check_header dlfcn.h
1825check_header malloc.h
bf6ce82d 1826check_header poll.h
b58412f1 1827check_header sys/mman.h
b091aa44 1828check_header sys/resource.h
bf6ce82d 1829check_header sys/select.h
a98bb16d 1830check_header termios.h
68178ca9 1831check_header X11/extensions/XvMClib.h
a98bb16d
RP
1832
1833if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1834 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1835fi
e16e49ac 1836
a4fa192c 1837disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 1838disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1839
1840# check for some common methods of building with pthread support
1841# do this before the optional library checks as some of them require pthreads
1842if enabled pthreads; then
9e7fd101
MR
1843 if check_func pthread_create; then
1844 :
1845 elif check_func pthread_create -pthread; then
1846 add_cflags -pthread
afc9aee2 1847 add_extralibs -pthread
9e7fd101
MR
1848 elif check_func pthread_create -pthreads; then
1849 add_cflags -pthreads
afc9aee2 1850 add_extralibs -pthreads
8d94f606
GT
1851 elif check_func pthread_create -lpthreadGC2; then
1852 add_extralibs -lpthreadGC2
9e7fd101
MR
1853 elif ! check_lib pthread.h pthread_create -lpthread; then
1854 die "ERROR: can't find pthreads library"
1855 fi
57bd82d4
MR
1856fi
1857
8eee7025 1858for thread in $THREADS_LIST; do
e5f94c2b 1859 if enabled $thread; then
3ae3b721
RP
1860 test -n "$thread_type" &&
1861 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1862 thread_type="$thread"
e5f94c2b
RP
1863 fi
1864done
1865
fdf88598
MR
1866check_lib math.h sin -lm
1867
a33cab3a
MK
1868# test for C99 functions in math.h
1869for func in llrint lrint lrintf round roundf; do
1870 check_exec <<EOF && enable $func || disable $func
f32adb22 1871#include <math.h>
a33cab3a 1872int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1873EOF
a33cab3a 1874done
f32adb22 1875
57bd82d4 1876# these are off by default, so fail if requested and not available
79fda097 1877enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1878enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1879enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1880enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1881 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1882 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1883enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1884enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1885enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1886enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1887enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1888enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1889 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1890enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1891enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1892enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1893enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1894 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1895 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1896enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1897enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1898
0b4a1821
AS
1899# libdc1394 check
1900if enabled libdc1394; then
1901 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1902 enable libdc1394_2; } ||
1903 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1904 enable libdc1394_1; } ||
1905 die "ERROR: No version of libdc1394 found "
1906fi
1907
1908
c13e1abd
FH
1909_restrict=
1910for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1911 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1912void foo(char * $restrict_keyword p);
1913EOF
c13e1abd
FH
1914done
1915
703afd07 1916test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1917
4f854758 1918if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1919 disable vhook
fbb9d104 1920 echo
b0268cc0 1921 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1922 echo "Patches welcome."
1923 echo
1924fi
1925
8d923001
MR
1926if enabled vhook; then
1927 check_ldflags -rdynamic
1928 check_ldflags -export-dynamic
1929fi
bfd2edeb 1930
eea50282
MR
1931check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1932check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1933
a86b921c 1934##########################################
29799f8b 1935# SDL check
a86b921c 1936
497237c7
RP
1937disable sdl_too_old
1938disable sdl
6a1a892f 1939SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1940if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1941 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1942 temp_cflags $sdl_cflags
dcd479c0 1943 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1944 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1945 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1946 if test "$_sdlversion" -lt 121 ; then
497237c7 1947 enable sdl_too_old
dcd479c0 1948 else
497237c7 1949 enable sdl
225e21ef 1950 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1951#include <SDL.h>
d6773f56 1952int main(int argc, char **argv){
29f3b38a
MR
1953 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1954 int w = vi->current_w;
1955 return 0;
1956}
1957EOF
dcd479c0
MR
1958 fi
1959 fi
29f3b38a 1960 restore_flags
c3f6b472 1961fi
57bd82d4 1962
2270b4b2 1963texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1964
7a91333f 1965##########################################
73b46a95
RP
1966# Network check
1967
1968if enabled network; then
96000432 1969 check_type "sys/types.h sys/socket.h" socklen_t
73b46a95
RP
1970 # Prefer arpa/inet.h over winsock2
1971 if check_header arpa/inet.h ; then
1972 check_func closesocket
1973 elif check_header winsock2.h ; then
ea10ddde 1974 network_extralibs="-lws2_32"
72be9e73 1975 check_type ws2tcpip.h socklen_t
2446d3d6 1976 check_func_headers winsock2.h closesocket
73b46a95
RP
1977 fi
1978fi
1979
1980##########################################
29799f8b 1981# IPv6 check
7a91333f 1982
497237c7 1983enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1984#include <sys/types.h>
1985#include <sys/socket.h>
1986#include <netinet/in.h>
1987#include <netdb.h>
db817cf3 1988int main(void) {
7483e694
DB
1989 struct sockaddr_storage saddr;
1990 struct ipv6_mreq mreq6;
1991 getaddrinfo(0,0,0,0);
1992 getnameinfo(0,0,0,0,0,0,0);
1993 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1994}
1995EOF
1996
06e31011
RP
1997check_header linux/videodev.h
1998check_header linux/videodev2.h
1b6e8b73 1999check_header sys/videoio.h
47f38850 2000
2446d3d6 2001check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 2002
f8aa696f 2003# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2004{ check_header dev/bktr/ioctl_meteor.h &&
2005 check_header dev/bktr/ioctl_bt848.h; } ||
2006{ check_header machine/ioctl_meteor.h &&
2007 check_header machine/ioctl_bt848.h; } ||
2008{ check_header dev/video/meteor/ioctl_meteor.h &&
2009 check_header dev/video/bktr/ioctl_bt848.h; } ||
2010check_header dev/ic/bt8xx.h
f8aa696f 2011
c7682de0
RP
2012check_header sys/soundcard.h
2013check_header soundcard.h
deb29777 2014
7483e694 2015# deal with the X11 frame grabber
56a059ac 2016enabled x11grab &&
f58f4ce1
GP
2017check_header X11/Xlib.h &&
2018check_header X11/extensions/XShm.h &&
2019check_func XOpenDisplay -lX11 &&
06eab4ba 2020check_func XShmCreateImage -lX11 -lXext
f58f4ce1 2021
40bcf4c7 2022enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
2023
2024# add some useful compiler flags if supported
2025check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2026check_cflags -Wall
2027check_cflags -Wno-switch
c07bd6a9
MN
2028check_cflags -Wdisabled-optimization
2029check_cflags -Wpointer-arith
2030check_cflags -Wredundant-decls
cc1fb623 2031check_cflags -Wno-pointer-sign
f4929996 2032check_cflags -Wcast-qual
9aceb3cf 2033check_cflags -Wwrite-strings
652a5bf6 2034check_cflags -Wtype-limits
5af4e0cc 2035enabled extra_warnings && check_cflags -Winline
cf9d24ad 2036
57bd82d4 2037# add some linker flags
5c0e9479 2038check_ldflags -Wl,--warn-common
8351d2ba
DB
2039check_ldflags -Wl,--as-needed
2040check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c2fd6530 2041check_ldflags -Wl,-Bsymbolic
94a3401e 2042
bd2216e4
MR
2043if enabled small; then
2044 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2045 optimizations="small"
2046elif enabled optimizations; then
3dddba4b 2047 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
2048 add_cflags "-O5"
2049 add_ldflags "-O5"
cf9d24ad 2050 else
30a3e5d4 2051 add_cflags "-O3"
cf9d24ad 2052 fi
cddf3f45 2053fi
11fdbc44 2054check_cflags -fno-math-errno
b2eb2ff0 2055check_cflags -fno-signed-zeros
cddf3f45 2056
504a64b9 2057# add some flags for Intel C Compiler
0c45cd07 2058if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2059 # Just warnings, no remarks
2060 check_cflags -w1
2061 # -wd: Disable following warnings
2062 # 144, 167, 556: -Wno-pointer-sign
2063 # 10006: ignoring unknown option -fno-signed-zeros
2064 # 10156: ignoring option '-W'; no argument required
2065 check_cflags -wd144,167,556,10006,10156
2066 # 11030: Warning unknown option --as-needed
2067 # 10156: ignoring option '-export'; no argument required
2068 check_ldflags -wd10156,11030
907eb3b5
CEH
2069 # Allow to compile with optimizations
2070 check_ldflags -march=$cpu
504a64b9
CEH
2071fi
2072
80581e98 2073# PIC flags for shared library objects where they are needed
5af4e0cc 2074if enabled shared; then
569cb218
MR
2075 # LIBOBJFLAGS may have already been set in the OS configuration
2076 if test -z "$LIBOBJFLAGS" ; then
2077 case "$arch" in
b6bd7268 2078 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2079 esac
2080 fi
80581e98
MN
2081fi
2082
90be59ef 2083if enabled gprof; then
30a3e5d4
NP
2084 add_cflags "-p"
2085 add_ldflags "-p"
1db54e20
DB
2086fi
2087
3b26ee47 2088VHOOKCFLAGS="-fPIC"
18451f7d 2089
7f3c02fc 2090# Find out if the .align argument is a power of two or not.
9377b6ce 2091check_asm asmalign_pot '".align 3"'
4454dc1b 2092
7483e694
DB
2093enabled_any $DECODER_LIST && enable decoders
2094enabled_any $ENCODER_LIST && enable encoders
2095enabled_any $BSF_LIST && enable bsfs
2096enabled_any $DEMUXER_LIST && enable demuxers
2097enabled_any $MUXER_LIST && enable muxers
f7679c54 2098enabled_any $FILTER_LIST && enable filters
7483e694
DB
2099enabled_any $INDEV_LIST && enable demuxers
2100enabled_any $OUTDEV_LIST && enable muxers
2101enabled_any $PROTOCOL_LIST && enable protocols
2102
2103enabled_any $THREADS_LIST && enable threads
2104
2105check_deps $CONFIG_LIST \
b6bb00b0 2106 $CONFIG_EXTRA \
7483e694
DB
2107 $HAVE_LIST \
2108 $DECODER_LIST \
2109 $ENCODER_LIST \
2110 $PARSER_LIST \
2111 $BSF_LIST \
2112 $DEMUXER_LIST \
2113 $MUXER_LIST \
f7679c54 2114 $FILTER_LIST \
7483e694
DB
2115 $INDEV_LIST \
2116 $OUTDEV_LIST \
2117 $PROTOCOL_LIST \
f70f03f6 2118
3e89171a 2119echo "install prefix $prefix"
f36958f8
DB
2120echo "source path $source_path"
2121echo "C compiler $cc"
bfd5afd8 2122echo ".align is power-of-two $asmalign_pot"
f36958f8 2123echo "ARCH $arch ($cpu)"
ce8871c2
MR
2124if test "$build_suffix" != ""; then
2125 echo "build suffix $build_suffix"
eb94aca9 2126fi
ac63af34
DB
2127if test "$extra_version" != ""; then
2128 echo "version string suffix $extra_version"
2129fi
0db2ce77 2130echo "big-endian ${bigendian-no}"
419b8784 2131if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2132 echo "yasm ${yasm-no}"
0db2ce77
MR
2133 echo "MMX enabled ${mmx-no}"
2134 echo "CMOV enabled ${cmov-no}"
2135 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2136 echo "EBX available ${ebx_available-no}"
2137 echo "EBP available ${ebp_available-no}"
e41e8342 2138fi
cc6a90dd 2139if test $arch = "armv4l"; then
0db2ce77
MR
2140 echo "ARMv5TE enabled ${armv5te-no}"
2141 echo "ARMv6 enabled ${armv6-no}"
f55b299a 2142 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2143 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2144 echo "NEON enabled ${neon-no}"
eba9ae3c 2145fi
e241ba14 2146if test $arch = "mips"; then
0db2ce77 2147 echo "MMI enabled ${mmi-no}"
e41e8342 2148fi
cc6a90dd 2149if test $arch = "powerpc"; then
0db2ce77
MR
2150 echo "AltiVec enabled ${altivec-no}"
2151 echo "dcbzl available ${dcbzl-no}"
e41e8342 2152fi
0db2ce77
MR
2153echo "gprof enabled ${gprof-no}"
2154echo "debug symbols ${debug-no}"
87a0fb62 2155echo "strip symbols ${stripping-no}"
8400d6b8 2156echo "optimizations ${optimizations-no}"
0db2ce77
MR
2157echo "static ${static-no}"
2158echo "shared ${shared-no}"
4a24ab64 2159echo "postprocessing support ${postproc-no}"
13ca50f3 2160echo "software scaler enabled ${swscale-no}"
f7679c54 2161echo "new filter support ${avfilter-no}"
81124ba0 2162echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2163echo "video hooking ${vhook-no}"
90be59ef 2164if enabled vhook; then
0db2ce77
MR
2165 echo "Imlib2 support ${imlib2-no}"
2166 echo "FreeType support ${freetype2-no}"
68892110 2167fi
0db2ce77 2168echo "network support ${network-no}"
90be59ef 2169if enabled network; then
0db2ce77 2170 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2171fi
0db2ce77
MR
2172echo "threading support ${thread_type-no}"
2173echo "SDL support ${sdl-no}"
90be59ef 2174if enabled sdl_too_old; then
bfd5afd8
DB
2175 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2176fi
0db2ce77
MR
2177echo "Sun medialib support ${mlib-no}"
2178echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2179echo "libamr-nb support ${libamr_nb-no}"
2180echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2181echo "libdc1394 support ${libdc1394-no}"
690bfceb 2182echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2183echo "libfaac enabled ${libfaac-no}"
2184echo "libfaad enabled ${libfaad-no}"
7e0871a7 2185echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2186echo "libgsm enabled ${libgsm-no}"
2187echo "libmp3lame enabled ${libmp3lame-no}"
2188echo "libnut enabled ${libnut-no}"
f7cd9eed 2189echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2190echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2191echo "libtheora enabled ${libtheora-no}"
2192echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2193echo "libx264 enabled ${libx264-no}"
2194echo "libxvid enabled ${libxvid-no}"
0db2ce77 2195echo "zlib enabled ${zlib-no}"
f402916e 2196echo "bzlib enabled ${bzlib-no}"
2c62e737 2197echo
de6d9b64 2198
f7679c54 2199for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2200 echo "Enabled ${type}s:"
f65c9da1 2201 eval list=\$$(toupper $type)_LIST
8138b9db 2202 for part in $list; do
f65c9da1
MR
2203 enabled $part && echo ${part%_*}
2204 done | sort | pr -3 -t
2205 echo
8138b9db
RP
2206done
2207
ba321adb
JK
2208license="LGPL"
2209if enabled nonfree; then
2210 license="unredistributable"
2211elif enabled gpl; then
2212 license="GPL"
2213fi
2214
2215echo "License: $license"
ca5323af 2216
cf1392e9
DB
2217echo "Creating config.mak and config.h..."
2218
29799f8b
DB
2219echo "# Automatically generated by configure - do not modify!" > config.mak
2220echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2221echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2222echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2223echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2224
d921f03f 2225echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2226echo "prefix=$prefix" >> config.mak
22a324da
DB
2227echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2228echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2229echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2230echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2231echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2232echo "CC=$cc" >> config.mak
304d586d 2233echo "YASM=$yasmexe" >> config.mak
980fc7b8 2234echo "AR=$ar" >> config.mak
be7109c1 2235echo "RANLIB=$ranlib" >> config.mak
20369773 2236echo "LN_S=$ln_s" >> config.mak
87a0fb62 2237enabled stripping &&
3ae3b721 2238 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2239 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2240
a9b3f630 2241echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2242echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2243echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2244echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2245echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2246echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2247echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2248echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2249echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2250echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2251echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2252echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2253echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2254echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2255echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2256echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2257echo "SLIBSUF=$SLIBSUF" >> config.mak
2258echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2259echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2260echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
9da6609f
MR
2261echo "HOSTCC=$host_cc" >> config.mak
2262echo "HOSTCFLAGS=$host_cflags" >> config.mak
2263echo "HOSTLDFLAGS=$host_ldflags" >> config.mak
2264echo "HOSTLIBS=$host_libs" >> config.mak
a7ada2ba
MR
2265echo "TARGET_EXEC=$target_exec" >> config.mak
2266echo "TARGET_PATH=$target_path" >> config.mak
4dc62701 2267
90be59ef 2268if enabled bigendian; then
7483e694
DB
2269 echo "WORDS_BIGENDIAN=yes" >> config.mak
2270 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2271fi
44161118 2272
90be59ef 2273if enabled sdl; then
7483e694
DB
2274 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2275 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2276fi
90be59ef 2277if enabled texi2html; then
7483e694 2278 echo "BUILD_DOC=yes" >> config.mak
146ea952 2279fi
5a872801 2280
719c8e00
MR
2281get_version(){
2282 name=$1
2283 file=$source_path/$2
147e7692
MR
2284 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2285 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2286 lcname=$(tolower $name)
2287 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2288 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2289}
2290
147e7692
MR
2291get_version LIBSWSCALE libswscale/swscale.h
2292get_version LIBPOSTPROC libpostproc/postprocess.h
2293get_version LIBAVCODEC libavcodec/avcodec.h
2294get_version LIBAVDEVICE libavdevice/avdevice.h
2295get_version LIBAVFORMAT libavformat/avformat.h
2296get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2297get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2298
5af4e0cc 2299if enabled shared; then
7483e694
DB
2300 echo "BUILD_SHARED=yes" >> config.mak
2301 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2302 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2303 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2304 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2305 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2306 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2307 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2308 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2309 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2310fi
d7e27559 2311echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2312echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2313
3d907e22
MR
2314print_config ARCH_ $TMPH config.mak $ARCH_LIST
2315print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2316print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2317 $CONFIG_EXTRA \
7483e694
DB
2318 $DECODER_LIST \
2319 $ENCODER_LIST \
2320 $PARSER_LIST \
2321 $BSF_LIST \
2322 $DEMUXER_LIST \
2323 $MUXER_LIST \
f7679c54 2324 $FILTER_LIST \
7483e694
DB
2325 $PROTOCOL_LIST \
2326 $INDEV_LIST \
2327 $OUTDEV_LIST \
8ac17293 2328
c13e1abd
FH
2329echo "#define restrict $_restrict" >> $TMPH
2330
bd2216e4 2331if enabled small; then
7483e694 2332 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2333fi
2334
997baf01
MR
2335echo "SRC_PATH=\"$source_path\"" >> config.mak
2336echo "SRC_PATH_BARE=$source_path" >> config.mak
2337echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2338
8156056e 2339# Apparently it's not possible to portably echo a backslash.
3ae3b721 2340enabled asmalign_pot &&
7483e694 2341 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2342 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2343
b4d96ba2 2344echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2345
9c05103f
DB
2346echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2347
b7860763 2348# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2349cmp -s $TMPH config.h &&
2350 echo "config.h is unchanged" ||
2351 mv -f $TMPH config.h
3d204385 2352
cea0ac52 2353rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2354
165af439 2355# build tree in object directory if source path is different from current one
90be59ef 2356if enabled source_path_used; then
165af439 2357 DIRS="\
7483e694
DB
2358 doc \
2359 libavcodec \
2360 libavcodec/alpha \
2361 libavcodec/armv4l \
2362 libavcodec/bfin \
2363 libavcodec/i386 \
2364 libavcodec/mlib \
2365 libavcodec/ppc \
2366 libavcodec/sh4 \
2367 libavcodec/sparc \
52a9cf34 2368 libavdevice \
f7679c54 2369 libavfilter \
7483e694
DB
2370 libavformat \
2371 libavutil \
2372 libpostproc \
2373 libswscale \
2374 tests \
2375 tools \
2376 vhook \
2377 "
165af439 2378 FILES="\
7483e694
DB
2379 Makefile \
2380 common.mak \
71c61f62 2381 subdir.mak \
7483e694
DB
2382 doc/texi2pod.pl \
2383 libavcodec/Makefile \
52a9cf34 2384 libavdevice/Makefile \
f7679c54 2385 libavfilter/Makefile \
7483e694
DB
2386 libavformat/Makefile \
2387 libavutil/Makefile \
2388 libpostproc/Makefile \
2389 libswscale/Makefile \
2390 "
165af439 2391 for dir in $DIRS ; do
7483e694 2392 mkdir -p $dir
165af439
MR
2393 done
2394 for f in $FILES ; do
20369773 2395 $ln_s "$source_path/$f" $f
165af439
MR
2396 done
2397fi
def4272a 2398
def4272a 2399
d0674868 2400# build pkg-config files
def4272a 2401
d0674868
DB
2402pkgconfig_generate(){
2403name=$1
b0dfd108 2404shortname=${name#lib}${build_suffix}
d0674868
DB
2405comment=$2
2406version=$3
2407libs=$4
2408requires=$5
25cd5cb3 2409cat <<EOF > $name/$name.pc
3e89171a 2410prefix=$prefix
a94e666c 2411exec_prefix=\${prefix}
f2b7382c 2412libdir=$libdir
7622778e 2413includedir=$incdir
def4272a 2414
d0674868
DB
2415Name: $name
2416Description: $comment
2417Version: $version
5dcfe9f8
AH
2418Requires: $(disabled shared && echo $requires)
2419Requires.private: $(enabled shared && echo $requires)
def4272a 2420Conflicts:
12701f6e
AH
2421Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2422Libs.private: $(enabled shared && echo $libs)
76a448ed 2423Cflags: -I\${includedir}
def4272a 2424EOF
25cd5cb3 2425cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2426prefix=
2427exec_prefix=
46d1ff83 2428libdir=\${pcfiledir}
1d44d365 2429includedir=${source_path}
def4272a 2430
d0674868
DB
2431Name: $name
2432Description: $comment
2433Version: $version
2434Requires: $requires
def4272a 2435Conflicts:
12701f6e 2436Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2437Cflags: -I\${includedir}
2438EOF
d0674868 2439}
def4272a 2440
e426941d 2441pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
2442pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
2443pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
2444pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2445enabled avfilter &&
46983309 2446 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2447enabled postproc &&
e426941d 2448 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2449if enabled swscale; then
e426941d 2450 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2451else
46983309 2452 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2453 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2454fi